87214820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{56633}}^1$

素因数の和:56660

約数の個数: 48

約数和(自身を含む): 228348288

約数和(自身を除く): 141133468

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 56633, 113266, 226532, 283165, 396431, 566330, 622963, 792862, 1132660, 1245926, 1585724, 1982155, 2491852, 3114815, 3964310, 4360741, 6229630, 7928620, 8721482, 12459260, 17442964, 21803705, 43607410, 87214820]

約数ペア:

[(1, 87214820), (2, 43607410), (4, 21803705), (5, 17442964), (7, 12459260), (10, 8721482), (11, 7928620), (14, 6229630), (20, 4360741), (22, 3964310), (28, 3114815), (35, 2491852), (44, 1982155), (55, 1585724), (70, 1245926), (77, 1132660), (110, 792862), (140, 622963), (154, 566330), (220, 396431), (308, 283165), (385, 226532), (770, 113266), (1540, 56633)]